Raghu N Natarajan

Summary

Affiliation: Rush University Medical Center
Country: USA

Publications

  1. ncbi request reprint Effects of slip severity and loading directions on the stability of isthmic spondylolisthesis: a finite element model study
    Raghu N Natarajan
    Department of Orthopedic Surgery, Rush Presbyterian St Luke s Medical Center, Chicago, Illinois 60612, USA
    Spine (Phila Pa 1976) 28:1103-12. 2003
  2. ncbi request reprint Recent advances in analytical modeling of lumbar disc degeneration
    Raghu N Natarajan
    Department of Orthopedic Surgery, Rush Presbyterian St Luke s Medical Center, Chicago, IL 60612, USA
    Spine (Phila Pa 1976) 29:2733-41. 2004
  3. ncbi request reprint Relationship between disc injury and manual lifting: a poroelastic finite element model study
    R N Natarajan
    Department of Orthopedic Surgery, Rush University Medical Center, Armour Academic Facility, Chicago, IL 60612 3833, USA
    Proc Inst Mech Eng H 222:195-207. 2008
  4. doi request reprint Biomechanical response of a lumbar intervertebral disc to manual lifting activities: a poroelastic finite element model study
    Raghu N Natarajan
    Rush University Medical Center, Chicago, Illinois, USA
    Spine (Phila Pa 1976) 33:1958-65. 2008
  5. ncbi request reprint Modeling changes in intervertebral disc mechanics with degeneration
    Raghu N Natarajan
    Department of Orthopedic Surgery, Rush University Medical Center, 1653 West Congress Parkway, Chicago, IL 60612, USA
    J Bone Joint Surg Am 88:36-40. 2006
  6. pmc Inclusion of regional poroelastic material properties better predicts biomechanical behavior of lumbar discs subjected to dynamic loading
    Jamie R Williams
    Department of Orthopedic Surgery, Rush University Medical Center, 1653 West Congress Parkway, Chicago, IL 60612, USA
    J Biomech 40:1981-7. 2007
  7. ncbi request reprint Novel model to analyze the effect of a large compressive follower pre-load on range of motions in a lumbar spine
    Susan M Renner
    Bioengineering, University of Illinois at Chicago, Chicago, IL, USA
    J Biomech 40:1326-32. 2007
  8. pmc Initiation and progression of mechanical damage in the intervertebral disc under cyclic loading using continuum damage mechanics methodology: A finite element study
    Muhammad Qasim
    Department of Bioengineering, University of Illinois at Chicago, Chicago, IL, USA
    J Biomech 45:1934-40. 2012
  9. doi request reprint A biomechanical evaluation of graded posterior element removal for treatment of lumbar stenosis: comparison of a minimally invasive approach with two standard laminectomy techniques
    Lacey Bresnahan
    Department of Neurological Surgery, Northwestern University, 676 North St Clair, Chicago, IL 60611 2922, USA
    Spine (Phila Pa 1976) 34:17-23. 2009
  10. doi request reprint Evaluation of change in muscle activity as a result of posterior lumbar spine surgery using a dynamic modeling system
    Lacey Bresnahan
    Department of Neurological Surgery, Northwestern University, Chicago, IL, USA
    Spine (Phila Pa 1976) 35:E761-7. 2010

Detail Information

Publications13

  1. ncbi request reprint Effects of slip severity and loading directions on the stability of isthmic spondylolisthesis: a finite element model study
    Raghu N Natarajan
    Department of Orthopedic Surgery, Rush Presbyterian St Luke s Medical Center, Chicago, Illinois 60612, USA
    Spine (Phila Pa 1976) 28:1103-12. 2003
    ..Using a validated finite element model, the biomechanical effects of pars defect in a lumbar segment with and without different degrees of slip (up to 50% slip) were studied...
  2. ncbi request reprint Recent advances in analytical modeling of lumbar disc degeneration
    Raghu N Natarajan
    Department of Orthopedic Surgery, Rush Presbyterian St Luke s Medical Center, Chicago, IL 60612, USA
    Spine (Phila Pa 1976) 29:2733-41. 2004
    ..Review of the most recent advances in the development of poro-elastic analytical models that include physiologic parameters used for understanding lumbar disc degeneration due to repetitive loading...
  3. ncbi request reprint Relationship between disc injury and manual lifting: a poroelastic finite element model study
    R N Natarajan
    Department of Orthopedic Surgery, Rush University Medical Center, Armour Academic Facility, Chicago, IL 60612 3833, USA
    Proc Inst Mech Eng H 222:195-207. 2008
    ..If the fluid exchange is restricted owing to end plate calcification or sclerosis of the subchondral bone, high intradiscal pressure might develop, leading to higher disc bulge causing back pain...
  4. doi request reprint Biomechanical response of a lumbar intervertebral disc to manual lifting activities: a poroelastic finite element model study
    Raghu N Natarajan
    Rush University Medical Center, Chicago, Illinois, USA
    Spine (Phila Pa 1976) 33:1958-65. 2008
    ..Determination of damage to a lumbar disc caused by lifting using a poroelastic finite element model study...
  5. ncbi request reprint Modeling changes in intervertebral disc mechanics with degeneration
    Raghu N Natarajan
    Department of Orthopedic Surgery, Rush University Medical Center, 1653 West Congress Parkway, Chicago, IL 60612, USA
    J Bone Joint Surg Am 88:36-40. 2006
    ....
  6. pmc Inclusion of regional poroelastic material properties better predicts biomechanical behavior of lumbar discs subjected to dynamic loading
    Jamie R Williams
    Department of Orthopedic Surgery, Rush University Medical Center, 1653 West Congress Parkway, Chicago, IL 60612, USA
    J Biomech 40:1981-7. 2007
    ..This model will now be used to study the relationship between repetitive lifting and disc degeneration...
  7. ncbi request reprint Novel model to analyze the effect of a large compressive follower pre-load on range of motions in a lumbar spine
    Susan M Renner
    Bioengineering, University of Illinois at Chicago, Chicago, IL, USA
    J Biomech 40:1326-32. 2007
    ..The current model showed that compressive follower pre-load decreased total as well as segmental ROM in flexion-extension by up to 18%, lateral bending by up to 42%, and torsion by up to 26%...
  8. pmc Initiation and progression of mechanical damage in the intervertebral disc under cyclic loading using continuum damage mechanics methodology: A finite element study
    Muhammad Qasim
    Department of Bioengineering, University of Illinois at Chicago, Chicago, IL, USA
    J Biomech 45:1934-40. 2012
    ..The finite element model results were consistent with the experimental and clinical observations in terms of the region of failure, magnitude of applied loads and the number of load cycles survived...
  9. doi request reprint A biomechanical evaluation of graded posterior element removal for treatment of lumbar stenosis: comparison of a minimally invasive approach with two standard laminectomy techniques
    Lacey Bresnahan
    Department of Neurological Surgery, Northwestern University, 676 North St Clair, Chicago, IL 60611 2922, USA
    Spine (Phila Pa 1976) 34:17-23. 2009
    ....
  10. doi request reprint Evaluation of change in muscle activity as a result of posterior lumbar spine surgery using a dynamic modeling system
    Lacey Bresnahan
    Department of Neurological Surgery, Northwestern University, Chicago, IL, USA
    Spine (Phila Pa 1976) 35:E761-7. 2010
    ..A commercially available musculoskeletal model of the lumbar spine was modified to study the change in muscle activation as a result of posterior lumbar surgery at the L3-L4 and L4-L5 segments...
  11. doi request reprint Spinal kinematics and facet load transmission after total disc replacement
    Tomoyuki Takigawa
    Department of Orthopedic Surgery, Rush University Medical Center, Chicago, IL, USA
    Spine (Phila Pa 1976) 35:E1160-6. 2010
    ..In vitro human cadaveric biomechanical study...
  12. doi request reprint Damage accumulation location under cyclic loading in the lumbar disc shifts from inner annulus lamellae to peripheral annulus with increasing disc degeneration
    Muhammad Qasim
    Department of Bioengineering, University of Illinois at Chicago, Chicago, IL, USA
    J Biomech 47:24-31. 2014
    ..The finite element model predictions were consistent with the infrequent occurrence of rim lesions at early age but a much higher incidence in severely degenerated discs. ..
  13. ncbi request reprint Introduction: disc degeneration: summary
    Howard S An
    Rush Presbyterian St Luke s Medical Center, Chicago, IL, USA
    Spine (Phila Pa 1976) 29:2677-8. 2004